code: def parse(self, s):
      self._l.lineno = 1
      return self._p.parse(s, self._l)
  
imports: import yaml
  from guild import _yacc
  from .None import Select, Scalar, Attr, Flag
  from .None import ParseError
  from .None import qlex
label_desc: Use image node_id 2 for calling the parser obj's underlying member method code with example usage: obj.parse(s) and returns: self